Led indicators – Westermo TR-36 User Manual
Page 13
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LED indicators
LED
Status
Indication of
RTS
OFF
RTS signal is inactive
ON
RTS signal is active
RD
OFF
No data
ON / FLASH
The modem transmitting data on the DTE interface
TD
OFF
No data
ON / FLASH
The modem receiving data on the DTE interface
DCD
OFF
DCD signal is inactive
ON
DCD signal is active, modem has detected a carrier or the signal is
set to always on
REL
OFF
Reliable mode is off, direct or normal mode
ON
Reliable mode is on
FLASH
Reliable mode with error correction and compression
LINE
OFF
The modem is on-hook
ON
The modem is off-hook with a established connection
FLASH
Line backup interface in use
PWR
OFF
The modem has no power
ON
The modem is up and running
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